#[test]
fn test_base() {
    assert_eq!(1, 1);
    //内置宏
    file!();
    line!();
    column!();
    stringify!();
    concat!();
    //cfg!();
    //env!();
    //option_env!();
    //include!();
    //include_bytes!();
    todo!();
    //unimplemented!();
    //matches!(1,1);
}